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- // Chapter 5 - Program 2
- #include "iostream.h"
-
- class one_datum {
- int data_store;
- public:
- void set(int in_value);
- int get_value(void);
- };
-
- void one_datum::set(int in_value)
- {
- data_store = in_value;
- }
-
- int one_datum::get_value(void)
- {
- return data_store;
- }
-
- main()
- {
- one_datum dog1, dog2, dog3;
- int piggy;
-
- dog1.set(12);
- dog2.set(17);
- dog3.set(-13);
- piggy = 123;
-
- // dog1.data_store = 115; This is illegal in C++
- // dog2.data_store = 211; This is illegal in C++
-
- cout << "The value of dog1 is " << dog1.get_value() << "\n";
- cout << "The value of dog2 is " << dog2.get_value() << "\n";
- cout << "The value of dog3 is " << dog3.get_value() << "\n";
- cout << "The value of piggy is " << piggy << "\n";
- }
-
-
-
-
- // Result of execution
- //
- // The value of dog1 is 12
- // The value of dog2 is 17
- // The value of dog3 is -13
- // The value of piggy is 123